Rib rack



FIG. 1 is a perspective view of the rib rack shoiwng my design;

FIG. 2 is a front view thereof, the rear side being a mirror image;

FIG. 3 is a left side view thereof, the right side being a mirror image;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental design for a rib rack, as shown. 